LocalFree

Claude Mermaid MCP server

veelenga/claude-mermaid

Render Mermaid diagrams with live reload, themes and SVG, PNG or PDF export.

221 GitHub stars26 forks

Install Claude Mermaid in Claude Code

This server doesn't publish a package to a registry, so follow the install steps in its README. Once it runs, register it with Claude Code:

Claude Code
claude mcp add claude-mermaid -- <command to start the server>

Frequently asked questions

What does the Claude Mermaid MCP server do?

Render Mermaid diagrams with live reload, themes and SVG, PNG or PDF export.

Is the Claude Mermaid MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does Claude Mermaid run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Claude Mermaid to Claude Code?

Follow the install steps in the project's README at https://github.com/veelenga/claude-mermaid/, then register it with "claude mcp add".

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